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# Copyright 2022-2024 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Test that GDB/MI commands preserve user selected context when
# passed --thread and/or --frame.
load_lib mi-support.exp
standard_testfile
if {[build_executable $testfile.exp $testfile ${srcfile} "debug pthreads"] == -1} {
untested "failed to compile"
return -1
}
set main_break_line [gdb_get_line_number "main break line"]
set any "\[^\r\n\]*"
mi_clean_restart $binfile
mi_create_breakpoint "$srcfile:$main_break_line" "set breakpoint in main"
mi_run_cmd
mi_expect_stop "breakpoint-hit" "main" "" $srcfile $main_break_line \
{ "" "disp=\"keep\"" } "run to breakpoint in main"
mi_gdb_test "thread" \
".*Current thread is 1.*" \
"info thread 1"
# Run -stack-info-depth in a different thread, the current thread
# should not change.
mi_gdb_test "-stack-info-depth --thread 3" \
"\\^done,depth=.*" \
"-stack-info-depth --thread 3"
mi_gdb_test "thread" \
".*Current thread is 1.*" \
"info thread 2"
# Expect GDB to switch to thread 3.
mi_gdb_test "-thread-select 3" \
"\\^done,${any}new-thread-id=\"3\"${any}" \
"-thread-select 3"
mi_gdb_test "thread" \
".*Current thread is 3.*" \
"info thread 3"
# Expect GDB to switch to thread 1.
mi_gdb_test "-thread-select --thread 2 1" \
"\\^done,${any}new-thread-id=\"1\"${any}" \
"-thread-select --thread 2 1"
mi_gdb_test "thread" \
".*Current thread is 1.*" \
"info thread 4"
# Expect GDB to switch to thread 2.
mi_gdb_test "-thread-select --thread 2 2" \
"\\^done,.*" \
"-thread-select --thread 2 2"
mi_gdb_test "thread" \
".*Current thread is 2.*" \
"info thread 5"
# Check we're in frame 0.
mi_gdb_test "frame" \
".*#0 .*child_sub_function .*" \
"frame 1"
# Ask about a different frame in the current thread, the current frame
# should not change.
mi_info_frame "-stack-info-frame 1" \
-thread 2 -frame 1 \
-level 1
mi_gdb_test "thread" \
".*Current thread is 2.*" \
"info thread 6"
mi_gdb_test "frame" \
".*#0 .*child_sub_function.*" \
"frame 2"
# Ask about a different frame in a different thread. After this the
# current thread and frame should not have changed.
mi_info_frame "-stack-info-frame 2" \
-thread 3 -frame 1 \
-level 1
mi_gdb_test "thread" \
".*Current thread is 2.*" \
"info thread 7"
mi_gdb_test "frame" \
".*#0 .*child_sub_function.*" \
"frame 3"
# Select a different frame in the current thread. Despite the use of
# the --frame option, we do expect the currently selected frame to
# change.
mi_gdb_test "-stack-select-frame --thread 2 --frame 0 1" \
"\\^done" \
"--stack-select-frame 1"
mi_gdb_test "thread" \
".*Current thread is 2.*" \
"info thread 8"
mi_gdb_test "frame" \
".*#1 .*child_function.*" \
"frame 4"
# Similar to the previous test, but this time the --frame option is
# the same as the frame we are selecting. We still expect GDB to
# update the currently selected frame.
mi_gdb_test "-stack-select-frame --thread 2 --frame 2 2" \
"\\^done" \
"--stack-select-frame 2"
mi_gdb_test "thread" \
".*Current thread is 2.*" \
"info thread 9"
mi_gdb_test "frame" \
".*#2 0x.*" \
"frame 5"
# Now select a frame in a different thread. We expect both the
# currently selected thread, and the currently selected frame to be
# updated.
mi_gdb_test "-stack-select-frame --thread 1 --frame 0 0" \
"\\^done" \
"--stack-select-frame 3"
mi_gdb_test "thread" \
".*Current thread is 1.*" \
"info thread 10"
mi_gdb_test "frame" \
".*#0 main.*" \
"frame 6"
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